We are seeking a Senior QA Engineer / Test Analyst to join a Payments technology team working on a key integration programme with a new external vendor platform. This role will focus on integration testing across payment systems, APIs, data flows and backend services, ensuring quality delivery through both manual and automated testing practices.

The successful candidate will work closely with developers, business stakeholders and vendor teams to validate API integrations, field mappings and end-to-end transaction flows between platforms.

Key Responsibilities

• Perform API integration testing between internal systems and external vendor platforms
• Validate API responses, data mappings, message flows and system behaviours
• Design and execute test cases across functional, integration and regression testing phases
• Perform a combination of manual and automated testing across backend services
• Work closely with developm...